/Engine/Source/Editor/BlueprintGraph/Public/BlueprintNodeSpawner.h
Takes theFBlueprintActionUiSpecthat this was spawned with and attempts to fill in any missing fields (by polling a template node).
This spawner's default ui spec.
[FBlueprintActionUiSpec](API\Editor\BlueprintGraph\FBlueprintActionUiSpec) const & PrimeDefaultUiSpec ( [UEdGraph](API\Runtime\Engine\EdGraph\UEdGraph) * TargetGraph ) const